.container {
    width: 100vw;
    height: 100vh;
    margin: 0 auto;
    background-color: white;
    overflow: auto;
    position: absolute;
    z-index: -2;
}

.c2 {
    overflow: hidden
}

.dilan /*最底部*/
{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    position: fixed;
    background-color: white;
    bottom: 0;
    height: 50px;
    width: 100%;
    padding-top: 9px;
}

.dilan div {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 20px;
    color: #657180;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    position: fixed;
    top: 0;
    background-color: white;
    z-index: 99999999;
}

.img {
    width: 38px;
    height: 38px;
    background-color: red;
    margin-left: 5px;
}

.icon-caidan {
    width: 38px;
    height: 38px;
    /*background-color:red;*/
    text-align: center;
    line-height: 38px;
    color: #99cc00;
    margin-right: 5px;
    display: flex;
    justify-content: right;
    font-size: 20px;
}

h1 {
    font-size: 18px;
    font-weight: normal;
}
img {
    width: 100%;
}

.circle-1 {
    width: 100%;
    height: 100%;
    font-size: calc(30px * var(--font) / 350);
    color: #495060;
}

.circle-2 {
    width: 100%;
    height: 100%;
    font-size: calc(30px * var(--font) / 350);
    color: #495060;
}

.circle-3 {
    width: 60px;
    height: 60px;
    background-color: #99cc00;
    border-radius: 50%;
    position: absolute;
    top: 10px;
    color: white;
    font-size: calc(30px * var(--font) / 350);
    text-align: center;
    line-height: 40px;
}

.circle-5 {
    width: 30px;
    height: 20px;
    /*background-color:#99cc00;*/
    border-radius: 50%;
    position: absolute;
    /*top:10px;*/
    color: white;
    font-size: 20px;
    text-align: center;
    /*line-height: 40px;*/
    transform: scaleX(-1);
}

.circle-4 {
    font-size: calc(30px * var(--font) / 350);
}

.xunlian :nth-of-type(2) .circle-3 {
    background-color: #ff9900;
}

.xunlian :nth-of-type(3) .circle-3 {
    background-color: #3399ff;
}

.white-1 {
    width: 100%;
    background-color: white;
    height: auto;
    position: fixed;
    top: 44px;
    z-index: -1;
    display: none;
    padding: 10px;
    border: 2px solid #eeeeee;
}

section {
    width: 100%;
    height: calc(100% - 48px);
    background-color: rgb(0, 0, 0);
    position: absolute;
    z-index: -3;
    top: 45px;
}

.opc {
    opacity: 0.8;
}

.kai {
    display: block;
}

.p-margin {
    display: inline-block;
    margin-right: 10px;
    color: #3399ff;
    margin-top: 5px;
}
img {
    width: 100%;
    height: 100%;
}

ul {
    list-style: none;
    padding: 8px;
    margin: 0;
}

h3 {
    font-weight: normal;
}

li {
    margin-bottom: 15px;
}
a {
    display: block;
}